NORTHWAVE TRI-SONIC TRIATHLON SHOE
The TriSonic has an Air Carbon Reinforced sole with a stiffness index of 8.0 and 5 vents for perfect airflow. SPD pedal compatible (cleat plate not included). Triathlon-specific upper made of fast-drying microfibre with an easy entrance system that saves seconds. 2 straps with velcro on top for side locking. Omega heel retention system prevents any slipping.